AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Wisconsin > Galena with Anglesite surface alteration

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Galena with Anglesite surface alteration from St. John Mine, southwest of Potosi, Grant County, Wisconsin

 
Galena with Anglesite surface alteration from St. John Mine, southwest of Potosi, Grant County, Wisconsin

Galena with Anglesite surface alteration from St. John Mine, southwest of Potosi, Grant County, Wisconsin

Photo below under longwave ultraviolet illumination:
Galena with Anglesite surface alteration from St. John Mine, southwest of Potosi, Grant County, Wisconsin

DESCRIPTION:No. 77365
Mineral:Galena with Anglesite surface alteration
Locality:St. John Mine, southwest of Potosi, Grant County, Wisconsin
Description:Gray-metallic cubic galena crystal with anglesite surface alteration caused by weathering. The anglesite fluoresces yellow-white under longwave UV illumination. Acquired in trade October 1993 from Harry Henderson, mine owner and operator
Overall Size:15x14x12 mm
Crystals:15 mm
Status: Sold - Posted here for reference only
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